When did the train leave?I want to know .合并为一句.

When did the train leave?I want to know .合并为一句. when do you leave home?I want to konw it.(两句合并为一句) I want to How much did you throw away?I want to know（合并为一句）I want to k 两句合为一句(英语)When does he leave school?I want to know When does the train leave?I want to know.改为含宾语从句的复合句 一、 When does the bus come?I want to know.(合并为一个句子） I want to will she come to the birthday party? i want to know合并为一句 i want to know...when will you get here tomorrow (合并为一句） i w When does the train leave?I want to know.(改为含宾语从句的复合句） I wan when does the train leave?i want to know...（改为含有宾语从句的复合句）幫幫忙 When does the train leave?I want to know.（改为含宾语从句的复合句子） I don't know .when did he go there yesterday?合并为一句